Simplify by combining like terms.9x + 2x
A. 11x
B. 11 + x
C. -7x
D. 7x
Answer: A
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Solve the problem.Find the point on the line 
that is closest to the point 
A. 
B. 
C. 
D. 
Provide an appropriate response.Write an equation of the tangent line to the graph of y = 
at the point where x = 1.
A. y = 4x + 2 B. y = -2x + 8 C. y = -4 D. y = -4x + 10
For the complex number, state the real part, the imaginary part, and identify the number as real, pure imaginary, or nonreal complex.-7 - 3i
A. Real part: -7; Imaginary part: -3; Nonreal complex B. Real part: -7 - 3; Imaginary part: 0; Real C. Real part: 0; Imaginary part: -7 - 3; Nonreal complex D. Real part: -7 - 3; Imaginary part: 1; Nonreal complex
For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 
4(x + 1)5
A. - 
, multiplicity 4, touches x-axis; -1, multiplicity 5, crosses x-axis
B. 
, multiplicity 4, touches x-axis; 1, multiplicity 5, crosses x-axis
C. 
, multiplicity 4, crosses x-axis; 1, multiplicity 5, touches x-axis
D. - 
, multiplicity 4, crosses x-axis; -1, multiplicity 5, touches x-axis